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8. TROUBLESHOOTING
8-1 COMPRESSOR AND ELECTRIC COMPONENTS
Power source.
1
Check
2
resistance of
Motor
Compressor.
Check
3
resistance of
PTC-Starter.
4
Check OLP.
Check starting
5
state.
Remove PTC-Starter
from Compressor and
measure voltage
between Terminal C of
Compressor and
Terminal 5 or 6 of PTC.
No Voltage.
Applied voltage isn't in
acceptable range.
(115V ±10%)
Check resistance
between M-C, S-C and
Open or short
M-S in Motor
Compressor.
Check resistance of two
terminals in PTC-
Starter.
Check resistance of two
terminals in OLP.
Check the power supply
under load.
(Compressor attempting
to re-start after being off
for 5 minutes).
- 60 -
(Rated Voltage
±10%)?
YES
OLP disconnected?
NO
Advise customer that power
supply needs to be checked
by an electrician.
The range of resistance is between 1~50
Replace
Compressor.
Reference Page12.
Reference Page12.
YES
Supply
Did
voltage rating
compressor
with ±10%.
start?
YES
2
Replace OLP.
5
Check connection
condition.
Reconnect.
5
(ok)
3
3
4
5
YES
Compressor
is OK
Replace the
compressor
NO
1
NO
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